Eureka is a city in McPherson County, South Dakota, United States. The population was 868 at the 2010 census. Eureka is located at 45Â°46â²9â³N 99Â°37â²19â³W / 45.76917Â°N 99.62194Â°W / 45.76917; -99.62194 (45.769069, -99.621953).
Placental abruption (also known as abruptio placentae) is a complication of pregnancy, wherein the placental lining has separated from the uterus of the mother prior to delivery.
Differences Between Placenta Previa and Placenta Abruptio. According to the Mayo Clinic, placenta previa is a condition that occurs when the placenta is not attached high enough in the uterus. There are three types of placenta previa. When a pregnant women has total placenta previa, the placenta covers her entire cervix.